//
//===----------------------------------------------------------------------===//
-#ifndef LLVM_ASMPARSER_LLPARSER_H
-#define LLVM_ASMPARSER_LLPARSER_H
+#ifndef LLVM_LIB_ASMPARSER_LLPARSER_H
+#define LLVM_LIB_ASMPARSER_LLPARSER_H
#include "LLLexer.h"
#include "llvm/ADT/DenseMap.h"
class Instruction;
class Constant;
class GlobalValue;
+ class Comdat;
class MDString;
class MDNode;
class StructType;
t_EmptyArray, // No value: []
t_Constant, // Value in ConstantVal.
t_InlineAsm, // Value in StrVal/StrVal2/UIntVal.
- t_MDNode, // Value in MDNodeVal.
- t_MDString, // Value in MDStringVal.
t_ConstantStruct, // Value in ConstantStructElts.
t_PackedConstantStruct // Value in ConstantStructElts.
} Kind;
APSInt APSIntVal;
APFloat APFloatVal;
Constant *ConstantVal;
- MDNode *MDNodeVal;
- MDString *MDStringVal;
Constant **ConstantStructElts;
ValID() : Kind(t_LocalID), APFloatVal(0.0) {}
SMLoc Loc;
unsigned MDKind, MDSlot;
};
- DenseMap<Instruction*, std::vector<MDRef> > ForwardRefInstMetadata;
SmallVector<Instruction*, 64> InstsWithTBAATag;
// Type resolution handling data structures. The location is set when we
// have processed a use of the type but not a definition yet.
StringMap<std::pair<Type*, LocTy> > NamedTypes;
- std::vector<std::pair<Type*, LocTy> > NumberedTypes;
+ std::map<unsigned, std::pair<Type*, LocTy> > NumberedTypes;
- std::vector<TrackingVH<MDNode> > NumberedMetadata;
- std::map<unsigned, std::pair<TrackingVH<MDNode>, LocTy> > ForwardRefMDNodes;
+ std::map<unsigned, TrackingMDNodeRef> NumberedMetadata;
+ std::map<unsigned, std::pair<TempMDTuple, LocTy>> ForwardRefMDNodes;
// Global Value reference information.
std::map<std::string, std::pair<GlobalValue*, LocTy> > ForwardRefVals;
std::map<unsigned, std::pair<GlobalValue*, LocTy> > ForwardRefValIDs;
std::vector<GlobalValue*> NumberedVals;
+ // Comdat forward reference information.
+ std::map<std::string, LocTy> ForwardRefComdats;
+
// References to blockaddress. The key is the function ValID, the value is
// a list of references to blocks in that function.
- std::map<ValID, std::vector<std::pair<ValID, GlobalValue*> > >
- ForwardRefBlockAddresses;
+ std::map<ValID, std::map<ValID, GlobalValue *>> ForwardRefBlockAddresses;
+ class PerFunctionState;
+ /// Reference to per-function state to allow basic blocks to be
+ /// forward-referenced by blockaddress instructions within the same
+ /// function.
+ PerFunctionState *BlockAddressPFS;
// Attribute builder reference information.
std::map<Value*, std::vector<unsigned> > ForwardRefAttrGroups;
std::map<unsigned, AttrBuilder> NumberedAttrBuilders;
public:
- LLParser(MemoryBuffer *F, SourceMgr &SM, SMDiagnostic &Err, Module *m) :
- Context(m->getContext()), Lex(F, SM, Err, m->getContext()),
- M(m) {}
+ LLParser(StringRef F, SourceMgr &SM, SMDiagnostic &Err, Module *m)
+ : Context(m->getContext()), Lex(F, SM, Err, m->getContext()), M(m),
+ BlockAddressPFS(nullptr) {}
bool Run();
LLVMContext &getContext() { return Context; }
GlobalValue *GetGlobalVal(const std::string &N, Type *Ty, LocTy Loc);
GlobalValue *GetGlobalVal(unsigned ID, Type *Ty, LocTy Loc);
+ /// Get a Comdat with the specified name, creating a forward reference
+ /// record if needed.
+ Comdat *getComdat(const std::string &N, LocTy Loc);
+
// Helper Routines.
bool ParseToken(lltok::Kind T, const char *ErrMsg);
bool EatIfPresent(lltok::Kind T) {
Loc = Lex.getLoc();
return ParseUInt32(Val);
}
+ bool ParseUInt64(uint64_t &Val);
+ bool ParseUInt64(uint64_t &Val, LocTy &Loc) {
+ Loc = Lex.getLoc();
+ return ParseUInt64(Val);
+ }
bool ParseTLSModel(GlobalVariable::ThreadLocalMode &TLM);
bool ParseOptionalThreadLocal(GlobalVariable::ThreadLocalMode &TLM);
+ bool parseOptionalUnnamedAddr(bool &UnnamedAddr) {
+ return ParseOptionalToken(lltok::kw_unnamed_addr, UnnamedAddr);
+ }
bool ParseOptionalAddrSpace(unsigned &AddrSpace);
bool ParseOptionalParamAttrs(AttrBuilder &B);
bool ParseOptionalReturnAttrs(AttrBuilder &B);
}
bool ParseOptionalVisibility(unsigned &Visibility);
bool ParseOptionalDLLStorageClass(unsigned &DLLStorageClass);
- bool ParseOptionalCallingConv(CallingConv::ID &CC);
+ bool ParseOptionalCallingConv(unsigned &CC);
bool ParseOptionalAlignment(unsigned &Alignment);
+ bool ParseOptionalDerefAttrBytes(lltok::Kind AttrKind, uint64_t &Bytes);
bool ParseScopeAndOrdering(bool isAtomic, SynchronizationScope &Scope,
AtomicOrdering &Ordering);
bool ParseOrdering(AtomicOrdering &Ordering);
bool ParseNamedGlobal();
bool ParseGlobal(const std::string &Name, LocTy Loc, unsigned Linkage,
bool HasLinkage, unsigned Visibility,
- unsigned DLLStorageClass);
- bool ParseAlias(const std::string &Name, LocTy Loc, unsigned Visibility,
- unsigned DLLStorageClass);
+ unsigned DLLStorageClass,
+ GlobalVariable::ThreadLocalMode TLM, bool UnnamedAddr);
+ bool ParseAlias(const std::string &Name, LocTy Loc, unsigned Linkage,
+ unsigned Visibility, unsigned DLLStorageClass,
+ GlobalVariable::ThreadLocalMode TLM, bool UnnamedAddr);
+ bool parseComdat();
bool ParseStandaloneMetadata();
bool ParseNamedMetadata();
bool ParseMDString(MDString *&Result);
bool ParseMDNodeID(MDNode *&Result);
- bool ParseMDNodeID(MDNode *&Result, unsigned &SlotNo);
bool ParseUnnamedAttrGrp();
bool ParseFnAttributeValuePairs(AttrBuilder &B,
std::vector<unsigned> &FwdRefAttrGrps,
bool inAttrGrp, LocTy &BuiltinLoc);
// Type Parsing.
- bool ParseType(Type *&Result, bool AllowVoid = false);
+ bool ParseType(Type *&Result, const Twine &Msg, bool AllowVoid = false);
+ bool ParseType(Type *&Result, bool AllowVoid = false) {
+ return ParseType(Result, "expected type", AllowVoid);
+ }
+ bool ParseType(Type *&Result, const Twine &Msg, LocTy &Loc,
+ bool AllowVoid = false) {
+ Loc = Lex.getLoc();
+ return ParseType(Result, Msg, AllowVoid);
+ }
bool ParseType(Type *&Result, LocTy &Loc, bool AllowVoid = false) {
Loc = Lex.getLoc();
return ParseType(Result, AllowVoid);
/// unnamed. If there is an error, this returns null otherwise it returns
/// the block being defined.
BasicBlock *DefineBB(const std::string &Name, LocTy Loc);
+
+ bool resolveForwardRefBlockAddresses();
};
bool ConvertValIDToValue(Type *Ty, ValID &ID, Value *&V,
: Loc(loc), V(v), Attrs(attrs) {}
};
bool ParseParameterList(SmallVectorImpl<ParamInfo> &ArgList,
- PerFunctionState &PFS);
+ PerFunctionState &PFS,
+ bool IsMustTailCall = false,
+ bool InVarArgsFunc = false);
// Constant Parsing.
bool ParseValID(ValID &ID, PerFunctionState *PFS = nullptr);
bool ParseGlobalValue(Type *Ty, Constant *&V);
bool ParseGlobalTypeAndValue(Constant *&V);
- bool ParseGlobalValueVector(SmallVectorImpl<Constant*> &Elts);
- bool ParseMetadataListValue(ValID &ID, PerFunctionState *PFS);
- bool ParseMetadataValue(ValID &ID, PerFunctionState *PFS);
- bool ParseMDNodeVector(SmallVectorImpl<Value*> &, PerFunctionState *PFS);
+ bool ParseGlobalValueVector(SmallVectorImpl<Constant *> &Elts);
+ bool parseOptionalComdat(StringRef GlobalName, Comdat *&C);
+ bool ParseMetadataAsValue(Value *&V, PerFunctionState &PFS);
+ bool ParseValueAsMetadata(Metadata *&MD, const Twine &TypeMsg,
+ PerFunctionState *PFS);
+ bool ParseMetadata(Metadata *&MD, PerFunctionState *PFS);
+ bool ParseMDTuple(MDNode *&MD, bool IsDistinct = false);
+ bool ParseMDNode(MDNode *&MD);
+ bool ParseMDNodeTail(MDNode *&MD);
+ bool ParseMDNodeVector(SmallVectorImpl<Metadata *> &MDs);
bool ParseInstructionMetadata(Instruction *Inst, PerFunctionState *PFS);
+ template <class FieldTy>
+ bool ParseMDField(LocTy Loc, StringRef Name, FieldTy &Result);
+ template <class FieldTy> bool ParseMDField(StringRef Name, FieldTy &Result);
+ template <class ParserTy>
+ bool ParseMDFieldsImplBody(ParserTy parseField);
+ template <class ParserTy>
+ bool ParseMDFieldsImpl(ParserTy parseField, LocTy &ClosingLoc);
+ bool ParseSpecializedMDNode(MDNode *&N, bool IsDistinct = false);
+
+#define HANDLE_SPECIALIZED_MDNODE_LEAF(CLASS) \
+ bool Parse##CLASS(MDNode *&Result, bool IsDistinct);
+#include "llvm/IR/Metadata.def"
+
// Function Parsing.
struct ArgInfo {
LocTy Loc;
bool ParseFunctionBody(Function &Fn);
bool ParseBasicBlock(PerFunctionState &PFS);
+ enum TailCallType { TCT_None, TCT_Tail, TCT_MustTail };
+
// Instruction Parsing. Each instruction parsing routine can return with a
// normal result, an error result, or return having eaten an extra comma.
enum InstResult { InstNormal = 0, InstError = 1, InstExtraComma = 2 };
bool ParseShuffleVector(Instruction *&I, PerFunctionState &PFS);
int ParsePHI(Instruction *&I, PerFunctionState &PFS);
bool ParseLandingPad(Instruction *&I, PerFunctionState &PFS);
- bool ParseCall(Instruction *&I, PerFunctionState &PFS, bool isTail);
+ bool ParseCall(Instruction *&I, PerFunctionState &PFS,
+ CallInst::TailCallKind IsTail);
int ParseAlloc(Instruction *&I, PerFunctionState &PFS);
int ParseLoad(Instruction *&I, PerFunctionState &PFS);
int ParseStore(Instruction *&I, PerFunctionState &PFS);
int ParseExtractValue(Instruction *&I, PerFunctionState &PFS);
int ParseInsertValue(Instruction *&I, PerFunctionState &PFS);
- bool ResolveForwardRefBlockAddresses(Function *TheFn,
- std::vector<std::pair<ValID, GlobalValue*> > &Refs,
- PerFunctionState *PFS);
+ // Use-list order directives.
+ bool ParseUseListOrder(PerFunctionState *PFS = nullptr);
+ bool ParseUseListOrderBB();
+ bool ParseUseListOrderIndexes(SmallVectorImpl<unsigned> &Indexes);
+ bool sortUseListOrder(Value *V, ArrayRef<unsigned> Indexes, SMLoc Loc);
};
} // End llvm namespace
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